OT-2026-000013581
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000013581) never changes.
Identity and time
| Publication number | OT-2026-000013581 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fcb-7b49-88dc-fc3b57bae662 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013581 |
| Status | PUBLIC |
Content hashes
| Canonical text | a7e703209be3bb1a1142de9e4150eb0371de79659300bac73c87bcccd7c11259 |
|---|---|
| Markdown | 098dd407350b2dcc93fa5429a8c76fbf101a5f03e08fec9a411468a617763892 |
| Publication page | 7ee49505d5180ad8e078bef83c359f0747ee7eb46920cd8466836c62147cab0b |
| Manifest | b81732dca0e71a96c64626577c730a794422e7030b889f803c956e70fb1a1c6f |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | LvJwTGsbBKnWbp6BG4LCwONYyFTupNyYItRY7PmxJED0mcTfUngSioQLoQF/Or4Q2IKQuFCcFjaLmuKEt7ziCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:10:07.855958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013581observed 7ee49505d5180ad8e078bef83c359f07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:07.830985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013581/manifest.jsonobserved b81732dca0e71a96c64626577c730a79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:07.806948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013581/publication.mdobserved 098dd407350b2dcc93fa5429a8c76fbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:07.771317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013581/publication.txtobserved a7e703209be3bb1a1142de9e4150eb03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|